Average annual temperature is 20.7 °C
Absolute maximum temperature: 37.2 °C
Absolute minimum temperature: -0.7 °C
Number of sunny days: 150 days
Number of rainy days: 215 days
Look at detailed online map of Hilliard
* Weather data for Hilliard United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 27.1 | 29.8 | 31.4 | 32.0 | 33.0 | 35.8 | 37.2 | 36.6 | 34.9 | 28.7 | 28.0 | 25.7 |
| Average daytime temperature (°C) | 20.7 | 24.5 | 25.2 | 27.1 | 28.4 | 31.3 | 34.2 | 33.4 | 30.8 | 25.8 | 21.3 | 18.6 |
| Average temperature (°C) | 14.1 | 17.6 | 18.4 | 20.7 | 22.3 | 25.1 | 27.7 | 27.6 | 24.6 | 20.3 | 16.0 | 13.5 |
| Average night temperature (°C) | 9.1 | 12.9 | 13.1 | 15.7 | 17.7 | 20.9 | 23.4 | 23.7 | 20.5 | 16.0 | 12.1 | 9.6 |
| Absolute minimum temperature (°C) | -0.7 | 2.7 | 2.7 | 9.6 | 11.3 | 17.1 | 22.1 | 21.7 | 16.8 | 8.9 | 1.8 | 0.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.4 | 11.1 | 12.0 | 12.9 | 13.7 | 14.1 | 13.9 | 13.2 | 12.4 | 11.4 | 10.6 | 10.2 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 8.1 | 8.6 | 9.1 | 9.3 | 9.8 | 10.4 | 11.1 | 11.1 | 10.2 | 9.1 | 6.7 | 6.8 |
| Precipitation (mm) | 39 | 46 | 65 | 149 | 112 | 174 | 130 | 125 | 97 | 53 | 58 | 141 |
| Sunny days | 18 | 20 | 16 | 10 | 9 | 2 | 7 | 3 | 12 | 19 | 16 | 18 |
| Rainy days | 13 | 8 | 15 | 20 | 22 | 28 | 24 | 28 | 18 | 12 | 14 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Hilliard is at